Pentre Du Isaf Treborth Uchaf, Treborth, Bangor, LL57 2RX

1. 2 Jan 2026

   Received by Gwynedd

2. 6 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 27 February 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

The published feed does not show a live status for this application; the register on Gwynedd's own portal holds the authoritative version.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• Prifysgol Cymru Bangor, SCHOOL OF PLANT BIOLOGY Ffordd Treborth, Treborth, Bangor, Gwynedd, LL57 2RQ

  C26/0228/25/CC Submitted 13 Apr 2026 422m away

  Decision due ~8 Jun

  Gwaith i goed sy'n destun Gorchymyn Gwarchod Coed / Works to trees subject to a Tree Preservation Order

  Status unknown Trees

• Glyn Menai Dementia Care Centre Ffordd Treborth, Treborth, Bangor, Gwynedd, LL57 2RQ

  C25/0811/25/RA Submitted 6 Nov 2025 422m away

  Cais i ryddhau amod 7 (Cynllun Rheolaeth Adeiladu) o ganiatâd cynllunio C24/0237/25/LL ar gyfer dymchweliadau, newidiadau ac estyniadau Application to discharge condition 7 (Construction Management Plan) of planning permission C24/0237/25/LL for demolitions, alterations and extensions

  Decided Conditions Extension

• GLYN MENAI DEMENTIA CARE CENTRE Ffordd Treborth, Treborth, Bangor, Gwynedd, LL57 2RQ

  C25/0747/25/RA Submitted 13 Oct 2025 422m away

  Cais i ryddhau amod 3 (Gwybodaeth Coedyddiaeth) o ganiatâd cynllunio C24/0237/25/LL ar gyfer dymchweliadau, newidiadau ac estyniadau Application to discharge condition 3 (Arboricultural Information) of planning permission C24/0237/25/LL for demolitions, alterations and extensions

  Decided Conditions Extension

• Hen Felin Ffordd Treborth, Treborth, Bangor, Gwynedd, LL57 2RQ

  C26/0167/25/RA Submitted 12 Mar 2026 422m away

  Decision due ~7 May

  Cais i ryddhau amod 5 (Cynllun Rheolaeth Adeiladu Amgylcheddol) a 6 (Cynllun Rheoli Trafnidiaeth Adeiladu) o ganiatâd cynllunio C25/0679/25/AC ar gyfer d iwygio amod 2 (cynlluniau cymeradwy) a 3 (deunyddiau) o ganiatâd cynllunio C24/0825/25/LL ar gyfer dymchwel annedd a garej bresennol, codi annedd a garej yn eu lle (dosbarth defnydd C3) ynghyd â datblygiad cysylltiedig gan gynnwys gwaith morglawdd a draenio. Application to discharge condition 5 ( Construction Environmental Management Plan) and 6 (Construction Transport Management Plan) of planning permission C25/0679/25/AC to amend condition 2 (approved plans) and 3 (materials) of planning permission C24/0825/25/LL for the demolition of an existing dwelling and garage, the erection of a dwelling and garage in their place (use class C3) together with related development including seawall and drainage works.

  Status unknown Conditions New dwelling Demolition
  Domestic

• Hen Felin Ffordd Treborth, Treborth, Bangor, Gwynedd, LL57 2RQ

  C25/0679/25/AC Submitted 19 Sep 2025 422m away

  Cais i ddiwygio amod 2 (cynlluniau cymeradwy) a 3 (deunyddiau) o ganiatâd cynllunio C24/0825/25/LL ar gyfer d ymchwel annedd a garej bresennol, codi annedd a garej yn eu lle (dosbarth defnydd C3) ynghyd â datblygiad cysylltiedig gan gynnwys gwaith morglawdd a draenio. Application to amend condition 2 (approved plans) and 3 (materials) of planning permission C24/0825/25/LL for the demolition of an existing dwelling and garage, the erection of a dwelling and garage in their place (use class C3) together with related development including seawall and drainage works.

  Granted Amendments New dwelling Demolition
  Domestic

• Ceris Lodge Ffordd Treborth, Treborth, Bangor, Gwynedd, LL57 2RQ

  GWY/2023/2 Submitted 25 Jul 2023 422m away

  Creu canolfan ar gyfer gweithgareddau awyr agored a gofal seibiant i bobl ag anabledd ac anghenion iechyd corfforol a meddyliol a fydd yn cynnwys; · ymestyn ac addasu Ceris Lodge yn adeilad tair ystafell wely. · uned llety pwrpasol newydd gyda 4 ystafell wely ensuite a chyfleusterau cegin/bwyta a lolfa gymunedol. · darparu 8 'pod' un ystafell wely ar gyfer byw 'lled-annibynnol' tra'n mynychu'r ganolfan. · darparu mannau parcio a mannau awyr agored, a · darparu lloches i anifeiliaid ac offer gweithgaredd. Creation of centre for outdoor activity and respite care for people with physical and mental health disability and need to include; · extension and alteration of Ceris Lodge into a three bedroom building. · new build purpose built accomodation unit with 4 ensuite bedrooms and communal kitchen/dining and lounge facilities. · provision of 8 one bedroom 'pods' for 'semi independant' living whilst attending the centre. · provision of parking and outdoor space, and · provision for shelter for animals and activity equipment.

  Decided Outline New dwelling Extension

• C26/0392/09/LL Status unknown

  THE VICTORIA-N-SLIPWAY Marine Parade, Tywyn, Gwynedd, LL36 0DG

  Estyniad i Dŷ Tafarn ynghyd â gwaith allanol cysylltiedig / Extension to Public House and associated external works

  30 Jun 2026 Full applications
• C26/0380/18/LL Status unknown

  FFERM TAN Y DDERWEN, Llanddeiniolen, Caernarfon, Gwynedd, LL55 3AP

  Codi sied amaethyddol ar gyfer storio offer a pheiriannau Erection of an agricultural shed for the storage of implements and machinery

  25 Jun 2026 Full applications
• C26/0378/09/LL Status unknown

  Land At Pendre Enterprise Park, Tywyn, LL36 9LW

  Codi ffens derfyn, giatiau, trac mynediad ac adeilad storio peiriannau, ynghyd a gosod 3 cynhwysydd llongau 40 troedfedd i bwrpas storio / Erection of perimeter fencing, gates, access track and plant storage building, and siting of 3no. 40ft shipping containers for storage.

  24 Jun 2026 Full applications
• C26/0376/45/LL Status unknown

  PLAS HELI Glan Y Don Industrial Estate, Pwllheli, Gwynedd, LL53 5YT

  Adeiladu bloc toiledau a chawodydd arfaethedig yn plas Heli / Construction of proposed toilet and shower block at Plas Heli.

  24 Jun 2026 Full applications
• C26/0372/41/LL Status unknown

  Harlech Frozen Foods, HARLECH FROZEN FOODS Dwyfor Food Park, Llanystumdwy, Criccieth, Gwynedd, LL52 0LJ

  Codi adeilad storio dros dro i ddarparu ar gyfer cynnydd dros dro yn y galw am gynhyrchion. / Erection of a temporary storage building to accommodate a temporary increase in demand for products.

  22 Jun 2026 Full applications